Carrier plate caching device

Abstract

The utility model discloses a support plate cache device which comprises a cache frame and a positioning conveying mechanism, the cache frame can ascend and descend relative to the positioning conveying mechanism, the cache frame comprises positioning frames which are symmetrically arranged, each positioning frame comprises two positioning rods which are symmetrically arranged, and positioning tables are arranged on the inner walls of the positioning rods at equal intervals in the height direction of the positioning rods. A positioning groove is formed between every two adjacent positioning tables, the positioning conveying mechanism comprises a first conveying line and a second conveying line which are arranged on the two sides of the temporary storage frame, two positioning rods of the positioning frame are arranged in limiting holes in the first conveying line or the second conveying line in a penetrating mode respectively, and the temporary storage frame is driven by a lifting mechanism to drive the positioning frame to ascend and descend. The output end of the positioning conveying mechanism is further provided with a gear mechanism in a lifting mode. The positioning conveying mechanism can be connected with the feeding mechanism and the discharging mechanism at the same time, the overall structure is simplified, and the machining efficiency, the positioning efficiency and the positioning accuracy are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of carrier plate conveying, especially relates to a carrier plate buffer device. BACKGROUND

[0002] The carrier plate is a conveying carrier plate used for supporting and placing products in the product conveying process. In the process of product circulation between different processes, due to the inconsistent processing speed of different processes, the carrier plate is prone to accumulation on the conveying line between two different stations, and finally affects the processing efficiency and the standardization and safety of material conveying. In the prior art, in order to solve the above problems, a buffer rack for storing carrier plates is usually arranged at the feeding end of the processing station, so as to buffer the carrier plates to be output. For example, the utility model patent with the authorization announcement number CN203255748U provides a material collecting mechanism, which comprises a tray, a rack, a conveying mechanism and a control center, and the rack is provided with a lifting assembly below; the conveying mechanism comprises a first conveying mechanism for conveying the tray into the rack and a second conveying mechanism for conveying the tray to a product loading station. The above-mentioned material collecting mechanism can realize automatic buffering of the carrier plate. However, in the material collecting mechanism, in order to realize buffering and feeding of the carrier plate, the first conveying mechanism and the second conveying mechanism need to be arranged at the same time, and since the first conveying mechanism and the second conveying mechanism are arranged on one side of the rack, when the second conveying mechanism outputs the carrier plate, the rack needs to avoid the second conveying mechanism by translation and lifting, and when the carrier plate needs to be buffered to the rack, the positioning of the first conveying mechanism and the rack needs to be realized by synchronous translation, and then the tray is conveyed into the rack. Therefore, the mechanisms in the material collecting mechanism are prone to mutual interference, the operation process is complex, and the positioning accuracy requirement is very high. UTILITY MODEL CONTENT

[0003] Therefore, in order to solve the above problems, the utility model provides a carrier plate buffer device.

[0004] The utility model is realized through the following technical schemes:

[0005] The application discloses a carrier plate buffer device, which comprises a buffer rack for storing carrier plates and a positioning conveying mechanism for conveying the carrier plates to the buffer rack, the buffer rack is liftable relative to the positioning conveying mechanism, the positioning conveying mechanism comprises an input end and an output end, the buffer rack comprises symmetrically arranged positioning frames, each of the positioning frames comprises two symmetrically arranged positioning rods, inner walls of the positioning rods are provided with positioning tables at equal intervals along the height direction of the positioning rods, positioning grooves are formed between adjacent two positioning tables, the positioning conveying mechanism comprises a first conveying line and a second conveying line arranged on both sides of the buffer rack, the first conveying line and the second conveying line are respectively provided with limiting holes at positions corresponding to the positions of the positioning rods, so that the two positioning rods of the positioning frame are respectively arranged in the limiting holes of the first conveying line or the second conveying line, the buffer rack is connected with a lifting mechanism and is driven by the lifting mechanism to relatively lift or lower the two positioning rods of the positioning frame along the limiting holes of the first conveying line or the second conveying line, and the output end of the positioning conveying mechanism is further provided with a blocking mechanism which is liftable.

[0006] Preferably, the buffer rack comprises two symmetrically arranged positioning frames, the bottom of each of the positioning frames is connected with a bottom plate, and the lifting mechanism comprises a translation mechanism arranged vertically on one side of the bottom plate and guide rails arranged on both sides of the translation mechanism, and the bottom plate is slidably connected with the translation mechanism and the guide rails.

[0007] Preferably, the translation mechanism comprises a ball screw and a motor for driving the ball screw, the ball screw comprises a screw rod and a ball nut moving along the screw rod, the bottom plate is connected with the ball nut, the guide rails are slidably connected with sliding tables, and the bottom plate is connected with the sliding tables on the two guide rails respectively.

[0008] Preferably, each of the first conveying line and the second conveying line comprises three vertical plates, the inner side of each of the vertical plates is provided with a conveying belt, the conveying heights of the conveying belts on the three vertical plates are equal, the vertical plates are parallel to the positioning rods, adjacent two vertical plates are arranged at intervals and form limiting holes at the intervals, adjacent two vertical plates are connected through positioning plates connected to the outer sides of the two vertical plates, and the positioning plates are provided with limiting grooves at positions corresponding to the limiting holes.

[0009] Preferably, the conveying belt on the vertical plate comprises conveying roller wheels symmetrically arranged at both ends of the vertical plate, a driving roller wheel arranged between the conveying roller wheels and tensioning roller wheels arranged on both sides of the driving roller wheel, the conveying roller wheels, the driving roller and the tensioning roller wheels are wound with a conveying belt, and the driving roller wheel is coaxially connected with the output end of a driving motor.

[0010] Preferably, the positioning conveying mechanism further comprises a support plate arranged at the bottom of the first conveying line and the second conveying line, and the support plate is provided with an avoiding hole for avoiding the buffer rack.

[0011] Preferably, the first conveying line and the second conveying line are provided with L-shaped mounting plates outside the two vertical plates at both ends, one side of the mounting plate is connected with the vertical plate, and the other side is fixed on the support plate.

[0012] Preferably, the gearshift mechanism comprises a gearshift block arranged between the first conveying line and the second conveying line, and the bottom of the gearshift block is connected with a lifting cylinder.

[0013] Preferably, the positioning frame further comprises a connecting rod connected to the top of the two positioning rods, one end of the connecting rod is provided with a first slot along the length direction, the bottom plate is symmetrically provided with a second slot, one end of the two positioning rods is respectively provided with a plug-in part and is slidably connected with the first slot and the second slot through the plug-in part, and the other end of the two positioning rods is fixedly connected with the connecting rod and the bottom plate.

[0014] Preferably, the feeding end of the positioning conveying mechanism is provided with a feeding conveying line, the discharging end of the positioning conveying mechanism is provided with a discharging conveying line, and the conveying heights of the feeding conveying line, the positioning conveying mechanism and the discharging conveying line are the same.

[0015] The beneficial effects of the technical scheme of the utility model mainly include:

[0016] 1. The positioning rods of the positioning frame are arranged in the limiting holes of the first conveying line and the second conveying line, so that the buffer rack can be lifted and translated relative to the positioning conveying mechanism. Since the buffer rack is arranged in the positioning conveying mechanism, the feeding end and the discharging end of the positioning conveying mechanism can be connected with the feeding mechanism and the discharging mechanism at the same time, and direct discharging or buffering the carrier plate to the buffer rack can be selected according to the processing requirements of the discharging end, so as to improve the processing efficiency and simplify the overall structure. In addition, the positioning of the buffer rack and the positioning conveying mechanism is realized by lifting the buffer rack, so that the positioning efficiency is improved and the positioning accuracy is ensured.

[0017] 2. The first slot and the second slot are arranged at one end of the connecting rod and the bottom plate, so that the distance between the two positioning rods of the positioning frame can be adjusted, and therefore the buffer rack can be applied to buffer carrier plates of different sizes, and the use range of the device is expanded. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a working state schematic view of the carrier plate on the carrier plate buffering device;

[0019] Figure 2 is a perspective view of the carrier plate buffering device;

[0020] Figure 3 is a side view of the carrier plate buffering device;

[0021] Figure 4 is a carrier plate caching device along Figure 3 is a sectional view along line A-A' in

[0022] Figure 5 is a perspective view of a positioning and conveying mechanism in the carrier plate caching device;

[0023] Figure 6 is a structural schematic view of a caching rack in the carrier plate caching device (at this time, one side positioning rod is disassembled);

[0024] Figure 7 is Figure 6 is an enlarged view of part B in DETAILED DESCRIPTION

[0025] In order to make the purpose, advantages and characteristics of the present application more clearly and in detail, the following non-limiting description of preferred embodiments will be used to illustrate and explain the present application. The embodiments are only typical examples of application of the technical solutions of the present application, and any technical solutions formed by equivalent replacement or equivalent transformation are within the scope of the present application.

[0026] It is declared that in the description of the scheme, it is necessary to explain that the directions or position relationships indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "inner", "outer" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of description and simplification of the description, and are not indicative or suggestive of the devices or elements indicated must have a particular direction, be constructed and operated in a particular direction, and therefore cannot be understood as a limitation on the present application.

[0027] In addition, the terms "first" and "second" in the present scheme are only for the purpose of description, and cannot be understood as indicative or suggestive of the order of importance, or implicitly indicative of the number of technical features shown. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0028] The present application discloses a carrier plate caching device, such as Figures 1-4As shown, the device comprises a buffer rack 1 for storing the carrier boards 3 and a positioning conveying mechanism 2 for conveying the carrier boards 3 to the buffer rack, the buffer rack 1 is liftable relative to the positioning conveying mechanism 2, and the positioning conveying mechanism 2 comprises an input end and an output end, in an embodiment, the input end of the positioning conveying mechanism 2 is provided with an input conveying line, the output end of the positioning conveying mechanism 2 is provided with an output conveying line, the conveying heights of the input conveying line, the positioning conveying mechanism 2 and the output conveying line are the same, so as to ensure that the carrier boards 3 can be directly input to the positioning conveying mechanism 2 and directly output to the output conveying line by the positioning conveying mechanism 2, the input conveying line and the output conveying line can adopt a conveying belt or other existing conveying line structure, which will not be described here.

[0029] As shown in Figures 1-4 , Figure 6 , Figure 7 As shown, the buffer rack 1 comprises symmetrically arranged positioning frames, each of the positioning frames comprises two symmetrically arranged positioning rods 101, and the inner walls of the positioning rods 101 are provided with positioning tables 102 at equal intervals along the height direction, and a positioning groove 103 is formed between adjacent two positioning tables 102, and specifically, since the positioning frames are symmetrically arranged, the two positioning rods 101 in each positioning frame are also symmetrically arranged, so that each layer of the positioning tables 102 and the positioning grooves 103 of the two positioning frames are correspondingly arranged one by one, so that the plurality of carrier boards 3 are placed in parallel in the buffer rack 1.

[0030] As shown in Figure 2 , Figure 6 In some embodiments, the buffer rack 1 comprises two symmetrically arranged positioning frames, the bottoms of the positioning frames are connected by a bottom plate 108, the lifting mechanism 5 comprises a translation mechanism 501 vertically arranged on one side of the bottom plate 108 and guide rails 502 arranged on both sides of the translation mechanism 501, the bottom plate 108 is slidingly connected with the translation mechanism 501 and the guide rails 502, in an embodiment, the translation mechanism 501 comprises a ball screw and a motor 503 for driving the ball screw, the ball screw comprises a screw rod and a ball nut moving along the screw rod, and the bottom plate 108 is connected with the ball nut, the ball screw is a prior art, which will not be described here, in other embodiments, the translation mechanism 501 can be any structure capable of driving the bottom plate 108 to move linearly up and down, such as a linear module, which will not be described here, and the guide rails are slidingly connected with sliding tables, and the bottom plate 108 is connected with the sliding tables on the two guide rails respectively, in an embodiment, a plurality of position sensors 504 are arranged at intervals on one side of the guide rails, for real-time detection of the height position of the buffer rack 1.

[0031] As shown in Figure 6 , Figure 7As shown, in an embodiment, the positioning frame further comprises a connecting rod 104 connecting the top of the two positioning rods 101, one end of the connecting rod 104 is provided with a first slot 105 along the length direction, the bottom plate 108 is symmetrically provided with a second slot 106, one end of the two positioning rods 101 is respectively provided with a plug-in part 107, and the plug-in part 107 is respectively connected with the first slot 105 and the second slot 106 through sliding connection, the other end of the two positioning rods 101 is respectively fixedly connected with the connecting rod 104 and the bottom plate 108, and the positioning rod 101 is respectively connected with the first slot 105 and the second slot 106 through the plug-in part 107, so as to adjust the distance between the two positioning rods 101.

[0032] As shown in the figure, Figures 1-4 As shown, the positioning and conveying mechanism 2 comprises a first conveying line and a second conveying line arranged on both sides of the buffer rack 1, the first conveying line and the second conveying line are respectively provided with limiting holes 211 at positions corresponding to the positioning rods 101, so that the two positioning rods 101 of the positioning frame are respectively arranged in the limiting holes 211 of the first conveying line or the second conveying line, the buffer rack 1 is connected with a lifting mechanism 5, and the two positioning rods 101 of the positioning frame are driven to relatively ascend or descend along the limiting holes 211 of the first conveying line or the second conveying line by the lifting mechanism 5, so as to change the relative height of the buffer rack 1 and the positioning and conveying mechanism 2, and ensure that the carrier plate 3 can be placed at different height positions of the buffer rack 1, in addition, when the carrier plate 3 on the conveying and positioning mechanism 2 needs to be directly output, the buffer rack 1 can also be avoided by lifting.

[0033] As shown in the figure, Figures 1-5 As shown, the output end of the positioning and conveying mechanism 2 is also provided with a blocking mechanism 4 which can be lifted, and the carrier plate 3 is limited by the blocking mechanism 4, in an embodiment, the blocking mechanism 4 comprises a blocking block 401 arranged between the first conveying line and the second conveying line, and the bottom of the blocking block 401 is connected with a lifting cylinder 402, when the carrier plate 3 needs to be buffered, the blocking block 401 is driven to ascend by the lifting cylinder 402 and prevents the carrier plate 3 from continuing to output, until the carrier plate 3 is placed on one of the positioning tables 102 of the buffer rack 1, then the buffer rack 1 ascends, the blocking block 401 is driven to descend by the lifting cylinder 402, and the avoidance is formed, when the carrier plate 3 needs to be directly output, the blocking block 401 is driven to descend by the lifting cylinder 402 to avoid the carrier plate 3, so that the carrier plate 3 is directly output.

[0034] As shown in the figure, Figure 2 , Figure 4 , Figure 5As shown in the drawings, in some embodiments, the first conveying line and the second conveying line each include three vertical plates 201, the inner side of each vertical plate 201 is provided with a conveying belt, and the conveying heights of the conveying belts on the three vertical plates 201 are equal, the vertical plates 201 are parallel to the positioning rods 101, and two adjacent vertical plates 201 are spaced apart and form a limiting hole 211 therebetween, the two adjacent vertical plates 201 are connected through a positioning plate 209 connected to the outer sides of the two vertical plates 201, the positioning plate 209 is provided with a limiting groove 212 at a position corresponding to the limiting hole 211, so that the first conveying line and the second conveying line form an avoidance at the position of the positioning rod 101, and the relative lifting movement of the buffer frame 1 between the positioning conveying devices is ensured.

[0035] As shown in the drawings, Figure 2 , Figure 4 , Figure 5 As shown in the drawings, in an embodiment, the conveying belt on the vertical plate 201 includes a conveying roller 202 symmetrically arranged at both ends of the vertical plate 201, a driving roller 203 arranged between the conveying rollers 202, and a tensioning roller 204 arranged on both sides of the driving roller 203, a conveying belt 205 is wound between the conveying roller 202, the driving roller and the tensioning roller 204, the driving roller 203 is coaxially connected with the output end of a driving motor 206, wherein the positioning conveying mechanism 2 further includes a support plate 207 arranged at the bottom of the first conveying line and the second conveying line, the support plate 207 is provided with an avoidance hole for avoiding the buffer frame 1; in a preferred embodiment, the first conveying line and the second conveying line, the outer sides of the two vertical plates 201 at both ends are provided with L-shaped mounting plates 208, one side of the mounting plate 208 is connected with the vertical plate 201, and the other side is fixed on the support plate 207.

[0036] The utility model still has a variety of implementation manners, all technical schemes formed by using equivalent transformation or equivalent transformation fall within the protection scope of the utility model.

Claims

1. A carrier plate buffer device comprising a buffer rack for storing carrier plates and a positioning and conveying mechanism for conveying carrier plates to the buffer rack, wherein the buffer rack can be raised and lowered relative to the positioning and conveying mechanism, and the positioning and conveying mechanism includes an input end and an output end, characterized in that: The cache rack includes a symmetrically arranged positioning frame, and the positioning frame includes two symmetrically arranged positioning rods. Positioning platforms are arranged on the inner wall of the positioning rod at equal intervals along its height direction, and a positioning groove is formed between two adjacent positioning platforms. The positioning and conveying mechanism includes a first conveying line and a second conveying line arranged on both sides of the cache rack, and limiting holes are respectively provided on the first conveying line and the second conveying line at the positions corresponding to the positioning rods, so that the two positioning rods of the positioning frame are respectively passed through the limiting holes on the first conveying line or the second conveying line. The cache rack is connected to a lifting mechanism, and the lifting mechanism drives the two positioning rods of the positioning frame to rise or fall relatively along the limiting holes on the first conveying line or the second conveying line. The output end of the positioning and conveying mechanism can also be provided with a gear mechanism for lifting.

2. The carrier board buffer device according to claim 1, wherein: The cache rack includes two symmetrically arranged positioning frames, the bottoms of the positioning frames are connected through a base plate, the lifting mechanism includes a translation mechanism vertically arranged on one side of the base plate and guide rails arranged on both sides of the translation mechanism, and the base plate is slidably connected to the translation mechanism and the guide rails.

3. The carrier board buffer device according to claim 2, wherein: The translation mechanism includes a ball screw and a motor driving the ball screw. The ball screw includes a screw and a ball nut moving along the screw. The base plate is connected to the ball nut. A slide is slidably connected to the guide rail. The base plate is respectively connected to the slides on the two guide rails.

4. The carrier board buffer device according to claim 2, wherein: The first conveyor line and the second conveyor line each include three vertical plates, a conveyor belt is provided on the inner side of each vertical plate, and the conveying heights of the conveyor belts on the three vertical plates are equal, the vertical plates are parallel to the positioning rods, and are spaced apart between two adjacent vertical plates, and limiting holes are formed at the intervals between them, and the two adjacent vertical plates are connected by a positioning plate connected to the outside of the two, and the positioning plate is provided with a limiting groove at a position corresponding to the limiting hole.

5. The carrier board buffer device according to claim 4, characterized in that: The conveyor belt on the vertical plate includes conveying rollers symmetrically arranged at both ends of the vertical plate, a driving roller arranged between the conveying rollers, and tensioning rollers arranged on both sides of the driving rollers. A conveyor belt is wound around the conveying rollers, the driving rollers and the tensioning rollers, and the driving rollers are coaxially connected to the output end of a driving motor.

6. The carrier board buffer device according to claim 4, characterized in that: The positioning and conveying mechanism further includes a support plate arranged at the bottom of the first conveying line and the second conveying line, and the support plate is provided with an avoidance hole for avoiding the cache rack.

7. The carrier board buffer device according to claim 6, characterized in that: In the first conveyor line and the second conveyor line, an L-shaped mounting plate is provided on the outer sides of the two vertical plates at both ends, one side of the mounting plate is connected to the vertical plate, and the other side is fixed to the support plate.

8. The carrier board buffer device according to claim 6, wherein: The shift mechanism includes a shift block arranged between the first conveying line and the second conveying line, and a lifting cylinder is connected to the bottom of the shift block.

9. The carrier board buffer device according to claim 2, wherein: The positioning frame also includes a connecting rod connecting the tops of the two positioning rods, one end of the connecting rod is provided with a first strip slot along its length direction, and a second strip slot is symmetrically provided on the base plate, and both ends of one of the positioning rods are respectively provided with plug-ins, and are slidingly connected to the first strip slot and the second strip slot through the plug-ins, and the two ends of the other positioning rod are respectively fixedly connected to the connecting rod and the base plate.

10. The carrier board buffer device according to claim 1, wherein: The feed end of the positioning conveying mechanism is provided with a feed conveying line, and the discharge end of the positioning conveying mechanism is provided with a discharge conveying line. The feed conveying line, the positioning conveying mechanism and the discharge conveying line have the same conveying height.

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